S
M
T
W
T
F
S
26
111°
64°
27
110°
71°
28
98°
68°
29
99°
66°
30
102°
66°
31
102°
62°
1
92°
64°
2
97°
65°
3
102°
66°
4
101°
67°
5
93°
65°
6
93°
63°
7
95°
65°
8
94°
65°
9
93°
62°
10
88°
66°
11
94°
67°
12
95°
66°
13
85°
65°
14
91°
66°
15
94°
66°
16
94°
65°
17
93°
67°
18
94°
66°
19
92°
65°
20
89°
64°
21
93°
65°
22
93°
65°
23
94°
66°
24
94°
66°
25
93°
65°
26
93°
65°
27
91°
64°
28
84°
64°
29
85°
63°
30
86°
63°
31
83°
62°
1
83°
63°
2
86°
62°
3
88°
63°
4
87°
62°
5
81°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lamar
Lamar's August 2026 forecast shows daily high temperatures ranging from 81° to 110°, with overnight lows between 61° and 71°. The average high for August is 93° with an average low of 65°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Lamar. See also: September | October | November.
